cardinal.m – Calculates the cardinal functions <jsm>\ell_k(t)</jsm>.

euler.m – Solves ODEs using Euler's method.

gs.m – Solves systems of linear equations using Gauss–Seidel iteration.

impEuler.m – Solves ODEs using the improved Euler method.

lagrange.m – Lagrange polynomial interpolation. Uses cardinal.m.

newton.m – Solves systems of nonlinear equations using Newton's method. Used together with newton_ex.m.

newton_ex.m – Example system of nonlinear equations and its Jacobian. Used together with newton.m.

rk4.m – Solves ODEs using the classical 4th order Runge–Kutta method.

stab.m – Plots the stabilty domain for a given stability function.